*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
.searchBigBox{
  min-height: 100vh;
  overflow-y: scroll;
  background-color: #f5f5f5;
  .connentMid{
    height: calc(100vh - 90px);
    overflow-y: auto;
  }
}
.hidden{
  display: hidden;
}

.show{
  display: block;
}